<!DOCTYPE html>
<html lang="en-US">
  <head>
    <meta charset="utf-8">
    <title>My secure app</title>
    <link rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/normalize.css@8.0.1/normalize.css"
    >
  </head>
  <body>
    <p><span id="changeme">Now this is some sweet HTML!</span></p>
    <script src="/static/js/greenlight.js"></script>
  </body>
</html>
